Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cua » truong cua, trung cap, dung cua
bang cong » dang cong, bang song, hang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong san » cong tac
san than » sang than, san thanh, ban than
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - thanh ((trung cua) or (trung tuan)) bang cong san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh ((trung cua) OR (trung tuan)) bang cong san than cap.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh ((trung cua) or (trung tuan)) bang cong san than cap*.